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Questions - rtos

What is tasks in embedded system?

I work in the automotive embedded C programming domain and someone asked me what's the OS tasks system of my project (AUTOSAR). I am working in static analysis using Astree tool chain. I didn't have t...
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ahait

embedded

task

rtos

autosar

automotive

Votes: 0

Answers: 2

Latest Answer

A Task is the smallest schedulable unit managed by the OS. It's equivalent to "Thread". A Task is the object which executes (user) code and which is managed by the OS. E.g. the OS switches ...
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Hob_io

RTOS: Context Switching - Calculate TCB Lookup vs. Memory Access

Currently i am writing a little lightweight RTOS for the STM32F4VE with an Cortex-M4 processor. The context switching in round robin manner between several processes works fine, but it is a hobby of m...
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wolfbiker1

performance

memory

rtos

Votes: 0

Answers: 1

Latest Answer

On each context switch i search the next TCB like this: ((pid + 1) * TCB_Size) + TCB_BASE_ADRESS . Just use a circular linked list; like: pointer_to_next_task_TCB = pointer_to_this_task_TCB->...
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Brendan

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